169987480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 438721920

約数和(自身を除く): 268734440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 61, 65, 92, 104, 115, 122, 130, 184, 230, 233, 244, 260, 299, 305, 460, 466, 488, 520, 598, 610, 793, 920, 932, 1165, 1196, 1220, 1403, 1495, 1586, 1864, 2330, 2392, 2440, 2806, 2990, 3029, 3172, 3965, 4660, 5359, 5612, 5980, 6058, 6344, 7015, 7930, 9320, 10718, 11224, 11960, 12116, 14030, 14213, 15145, 15860, 18239, 21436, 24232, 26795, 28060, 28426, 30290, 31720, 36478, 42872, 53590, 56120, 56852, 60580, 69667, 71065, 72956, 91195, 107180, 113704, 121160, 139334, 142130, 145912, 182390, 184769, 214360, 278668, 284260, 326899, 348335, 364780, 369538, 557336, 568520, 653798, 696670, 729560, 739076, 923845, 1307596, 1393340, 1478152, 1634495, 1847690, 2615192, 2786680, 3268990, 3695380, 4249687, 6537980, 7390760, 8499374, 13075960, 16998748, 21248435, 33997496, 42496870, 84993740, 169987480]

約数ペア:

[(1, 169987480), (2, 84993740), (4, 42496870), (5, 33997496), (8, 21248435), (10, 16998748), (13, 13075960), (20, 8499374), (23, 7390760), (26, 6537980), (40, 4249687), (46, 3695380), (52, 3268990), (61, 2786680), (65, 2615192), (92, 1847690), (104, 1634495), (115, 1478152), (122, 1393340), (130, 1307596), (184, 923845), (230, 739076), (233, 729560), (244, 696670), (260, 653798), (299, 568520), (305, 557336), (460, 369538), (466, 364780), (488, 348335), (520, 326899), (598, 284260), (610, 278668), (793, 214360), (920, 184769), (932, 182390), (1165, 145912), (1196, 142130), (1220, 139334), (1403, 121160), (1495, 113704), (1586, 107180), (1864, 91195), (2330, 72956), (2392, 71065), (2440, 69667), (2806, 60580), (2990, 56852), (3029, 56120), (3172, 53590), (3965, 42872), (4660, 36478), (5359, 31720), (5612, 30290), (5980, 28426), (6058, 28060), (6344, 26795), (7015, 24232), (7930, 21436), (9320, 18239), (10718, 15860), (11224, 15145), (11960, 14213), (12116, 14030)]